After taking the training course, they have performed their duties much ______(well) than before.
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男性到40岁才出现身体的衰老。()
A. 对
B. 错
Only by ________(create)a clean environment can w truly encourage more tourists to come.
送食物进嘴时,要小口进食,两肘向内靠,不要向两边张开,以免碰到邻座。不要把盘里的菜拨到桌上,不要把汤泼翻。
A. 对
B. 错
This research paper focuses on _________(health) lifestyles for elderly people.